Finding the Fourth Proportional to 88,745.04, 122,464.94 and 48,458.08
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Solution
The fourth proportional to 88,745.04, 122,464.94 and 48,458.08 is: 66,870.39
Step by Step Solution
- Step 1: Write the proportion equation
88,745.04 : 122,464.94 = 48,458.08 : x - Step 2: Convert to fraction form
88,745.04/122,464.94 = 48,458.08/x - Step 3: Cross multiply
88,745.04x = 122,464.94 × 48,458.08 - Step 4: Simplify right side
88,745.04x = 5,934,415,859.72 - Step 5: Solve for x
x = 5,934,415,859.72/88,745.04 - Step 6: Final answer
x = 66,870.39
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.